1. Organization of Life

2. Defining an ecosystem Examples:
Oak forest
Coral Reef
Vacant lot
Basically, all of the organisms living together in a physical environment

3. Components of an Ecosystem
Energy
Minerals and nutrients
CO2 O2
H2O
Living organisms

4. Living and nonliving Use the terms biotic and abiotic instead
Biotic factors: living parts of ecosystem
EX: plants and animals
Can be dead or living
Can be whole or pieces
Waste counts too!

5. Living and nonliving Abiotic: nonliving parts of ecosystem
EX: air, water, rocks, sand, light, temperature

6. Classify them!
In the space provided, write “B” next to biotic factors and “A”next to abiotic factors.
______ animals
______ temperature
______ air
______ dead parts of organisms
______ organisms’ waste products
______ water
______ rocks
______ plants
______ sand
______ dead organisms
______ light

7. From Small to Big: Organizing Life
An organism is only 1 creature
A species is all of the same type of organism that can mate

8. From Small to Big: Organizing Life
A population is a group of the same species living in the same place at the same time
A community is a location that has more than one population in it

9. Habitats Different places in which animals and plants live
All have different traits
Organisms do well in their native habitats